at89c5131 ATMEL Corporation, at89c5131 Datasheet - Page 4
at89c5131
Manufacturer Part Number
at89c5131
Description
8-bit Flash Microcontroller With Full Speed Usb Device At89c5131
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C5131.pdf
(176 pages)
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Pinout Description
Pinout
4
AT89C5131
Figure 1. AT89C5131 52-pin PLCC Pinout
P4.1/SDA
P2.5/A13
P2.6/A14
P2.7/A15
P2.4/A12
P3.0/RxD
P2.3/A11
XTAL2
XTAL1
AVDD
AVSS
VDD
NC
11
13
14
15
8
9
10
12
16
17
18
19
20
21 22
7
6
23
5 4 3 2 1
24
25
PLCC52
26
27
28
52 51 50 49 48
29
30 31
32 33
47
46
45
44
43
42
41
40
39
38
37
36
35
34
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P3.7/RD/LED3
P0.5/AD5
P0.6/AD6
P3.6/WR/LED2
NC
RST
VSS
P0.7/AD7
NC
4136C–USB–04/05
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